Lucy::Index::DataReader3pm
Abstract base class for reading index data.
Usage
# Abstract base class.
Overview
DataReader is the companion class to DataWriter. Every index component will implement one of each.
Constructors
new( [labeled params] )
my $reader = MyDataReader->new(schema => $seg_reader->get_schema, # default undeffolder => $seg_reader->get_folder, # default undefsnapshot => $seg_reader->get_snapshot, # default undefsegments => $seg_reader->get_segments, # default undefseg_tick => $seg_reader->get_seg_tick, # default -1);
- •
-
schema- A Schema.
- •
-
folder- A Folder.
- •
-
snapshot- A Snapshot.
- •
-
segments- An array of Segments.
- •
-
seg_tick- The array index of the Segment object within the"segments"array that this particular DataReader is assigned to, if any. A value of -1 indicates that no Segment should be assigned.
Abstract methods
aggregator( [labeled params] )
Create a reader which aggregates the output of several lower level readers. Return undef if such a reader is not valid.
•
|
|
|---|---|
•
|
|
Methods
get_schema()
Accessor for "schema" member var.
get_folder()
Accessor for "folder" member var.
get_snapshot()
Accessor for "snapshot" member var.
get_segments()
Accessor for "segments" member var.
get_segment()
Accessor for "segment" member var.
get_seg_tick()
Accessor for "seg_tick" member var.
Inheritance
Lucy::Index::DataReader isa Lucy::Object::Obj.
Releases
2 releases since Debian 8 (Jessie); the text changed 1 time.